. >>> a bay area educator with only months to live is getting kindness. an 8th grader is trying to help one step at a time. >> reporter: chris mahoney's wife and son helped him battle a rare liver disease. but the principal of the charter learning center is now feeling the love of his community, thanks to this 8th grader. >> if there was any way i could help, it would be a very good idea. >> reporter: the 13-year-old is spearheading a walkathon with a silent auction for her principal. >> for her to do something this significant is kind of inspiring. >> reporter: mahoney says he's joined 750 patients on california's liver transplant list. the average wait is two years. he's waited eight months and doctors say he could die in six months without a transplant. >> in some respects it's feeling a little more desperate. >> reporter: they hope to raise $60,000 for mahoney. he's trying to get on a shorter transplant list at a hospital his insurance doesn't cover. the fundraiser takes place tomorrow from 9:00 to 3:00 in britain park from san carlos. >> i learned a